Shimano Dura-Ace 15t 3/32" Track Cog Black Size:15T which has three times the

which has three times the airflow rate of the classic valve thanks to a larger opening and one-way inflation

The Mountain King digs deep into soft ground

- Engineered with the perfect sole and midsole combination to provide a smooth and natural forefoot flex

Stuff Sacks & Pods

The pad is one of the key areas where heat build up can cause core body temperature to rise adversely

Shimano Dura-Ace 15t 3/32" Track Cog Black Size:15T which has three times theYou've got to have the right ratio for the track, and Shimano's Dura Ace cogs come in a range of tooth counts so you can always be prepared. Manufactured from durable chromoly steel, each cog is machined to run perfectly straight.